Finding the Fourth Proportional to 248,060.30, 372,125.16 and 79,541.01
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Solution
The fourth proportional to 248,060.30, 372,125.16 and 79,541.01 is: 119,322.65
Step by Step Solution
- Step 1: Write the proportion equation
248,060.30 : 372,125.16 = 79,541.01 : x - Step 2: Convert to fraction form
248,060.30/372,125.16 = 79,541.01/x - Step 3: Cross multiply
248,060.30x = 372,125.16 × 79,541.01 - Step 4: Simplify right side
248,060.30x = 29,599,211,072.81 - Step 5: Solve for x
x = 29,599,211,072.81/248,060.30 - Step 6: Final answer
x = 119,322.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.